weeding g by machine 机械除草
A company plans to develop a prototype weeding machine that uses cutting blades with optical sensors and microprocessors that distinguish weeds from crop plants by differences in shade of color.
一家公司计划开发一种原型除草机，它使用带有光学传感器和微处理器的刀片，通过颜色的深浅区别杂草和作物。
The inventor of the machine claims that it will reduce labor costs by virtually eliminating the need for manual weeding.
该机器的发明者声称，它将减少人工除草的需要，从而降低劳动力成本。
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